//sys/class/tty/tty25/subsystem/tty16/subsystem/ttyS2/subsystem/tty42/subsystem/tty58/subsystem/tty39/subsystem/tty30/subsystem/tty63/subsystem/ptmx/subsystem/tty3/subsystem/tty49/subsystem/tty7/subsystem/tty56/uevent